Franseen, Evan K. “Mississippian (Osagean) Shallow-Water, Mid-Latitude Siliceous Sponge Spicule and Heterozoan Carbonate Facies: An Example from Kansas With Implications for Regional Controls and Distribution of Potential Reservoir Facies”. Current Research in Earth Sciences, no. 252, July 2006, pp. 1-23, https://doi.org/10.17161/cres.v0i252.11790.